Books by G. C. Verplanck:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Verplanck, G. C. (Gulian Crommelin), 1786-1870: Discourses on the objects and uses of science and literature (Harper & Brothers, 1848), also by Adam Sedgwick, Lord Brougham, and Alonzo Potter (page images at HathiTrust)
Find more by G. C. Verplanck at your library, or elsewhere.